CRAFTMEMORE Metal O Ring Spring Opening Purse Making Snap Trigger O-Rings Clip Key Ring Holder Purse Hardware 4pcs SCOS (1 inch, Brushed Brass) is the perfect choice for your key ring, purse loops, handbag, and DIY craft projects. Made of zinc alloy metal with rust-preventive coating, these 1 inch Brushed Brass Spring-opeing O-rings are high strength and highly resistant to corrosion. With size options indicating the inside diameter of the O-rings, you can select the size and color that best suits your needs. Get the perfect accessory for your creations with CRAFTMEMORE Metal O Ring Spring Opening Purse Making Snap Trigger O-Rings Clip Key Ring Holder Purse Hardware 4pcs SCOS (1 inch, Brushed Brass). Visit our CRAFTMEMORE storefront on Amazon for more metal accessories!